TaoTronics LED String Lights 33 ft with 100 LEDs, Waterproof Outdoor & Indoor Decorative Lights for Bedroom, Garden, Patio, Parties. UL588 and TUVus Approved (Copper Wire Lights, Warm White) Sunvalley Brands is the SOLE TaoTronics brand seller!! ONLY products purchased from Sunvalley Brands are covered with TaoTronics warranty (12 Month + 6 Month Extended Warranty). Popular Seller of String Lights on Amazon: More than 5 million satisfied customers and growing, 12 months warranty + 6 month extended after registration, UL588 and TUVus Approved for Safer usage. Eco-friendly Christmas Light: The insulated copper wire keeps the lights at a low temperature so they are safe to touch after many hours of use. Please kindly note that the string light could not be extended or connected together. Waterproof: Low profile that is easy to hide away and disappear from the scene. Its safety is guaranteed with UL certification. Copper wires are also waterproof, so there is no any problem to use it in the rain. Light Up the Moment: 2700-2900K warm white Mini leds strings creates a warm, joyful, and festive ambience to delight your Christmas, holiday, party, restaurant, shops and wedding.